Individual Calculations January 2016
 Wells, Peter K  Total change: -8.40  Rating chartPersonal card
 7th London Chess Classic: FIDE Open London ENG 2015-12-04
RcRownchangeKK*chgGame
 2173 2442 6.50 9 -0.84 10 -8.40 
  De Coverly, Roger D 2042  * ENG0.001-0.9210-9.20 
  McKerracher, Douglas 2042  * SCO1.0010.08100.80 
  Hebbes, Tim 2112 ENG0.501-0.3810-3.80 
  Moran, Stephen 2127 IRL1.0010.14101.40 
  Stigar, Petter f2233 NOR0.501-0.2710-2.70 
  Barj, Julien 2207 FRA1.0010.21102.10 
  Chen, Pengyu f2289 AUS0.501-0.2010-2.00 
  Stachanczyk, Jacek m2258 POL1.0010.26102.60 
  Bukojemski, Adam 2243 POL1.0010.24102.40 
 * Rating difference of more than 400. Please read more at FIDE Handbook

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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